401
CDUS45 KTFX 182240
CLIGTF
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT SAT OCT 18 2025
...............................
..THE GREAT FALLS MT CLIMATE SUMMARY FOR OCTOBER 18 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1886 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 55 233 PM 81 2003 56 -1 54
MINIMUM 29 529 AM 6 1905 32 -3 29
AVERAGE 42 44 -2 42
PRECIPITATION (IN)
TODAY 0.00 1.03 1910 0.04 -0.04 0.00
MONTH TO DATE 0.91 0.69 0.22 0.01
SINCE OCT 1 0.91 0.69 0.22 0.01
SINCE JAN 1 11.24 13.17 -1.93 12.76
DEGREE DAYS
HEATING
TODAY 23 21 2 23
MONTH TO DATE 313 316 -3 172
SINCE SEP 1 383 574 -191 297
SINCE JUL 1 426 688 -262 348
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 2
SINCE SEP 1 34 25 9 61
SINCE JAN 1 333 308 25 385
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WIND (MPH)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SW (240)
AVERAGE WIND SPEED 12.4
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 88 1200 AM
LOWEST 23 200 PM
AVERAGE 56
......................................................
THE GREAT FALLS MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 55 81 1974
2023
MINIMUM TEMPERATURE (F) 31 2 1905
SUNRISE AND SUNSET
OCTOBER 18 2025.......SUNRISE 749 AM MDT SUNSET 631 PM MDT
OCTOBER 19 2025.......SUNRISE 750 AM MDT SUNSET 629 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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